So much Firefox hate this is the 3rd post today I have seen. It is ok to criticize but without acknowledging it is the only mainstream browser that is keeping an anti ad block monopoly from forming.
The more important point where the graph is misleading.
While their market share went down, that says nothing. The market exploded over that period.
Total installs is the thing you want to graph.
Or Monthly Active Users, which has been mostly flat or slightly declining since 2019, the oldest date that Firefox currently lists on their website. Because all sorts of graphs are publicly available on that site.
I'm also certain that I can find data going back further.
At this point I've seen people use meme for something as generic as something being funny, something being bad, literally just images of tweets, etc.
To me a meme is exactly: A visually assisted joke format. Where the visual provides both the structure of the joke and carries with it some extra cultural understanding that enhances the joke if people understand it. And in order for it to be a meme and not just a comic or something, it needs to be reused to make other jokes with the same format. Optionally, the very act of reusing it can itself add shared meaning in a meta sense.
I read it not as sarcastic, but as carrying an implication that the Firefox leadership is intentionally tanking the browser - that their conscious active goal is to sink the ship, and that the drop is a result of malevolence rather than incompetence. And I suppose that would imply the person in the image believes Mozilla is being run by people who don't want the browser to succeed.